138TO ANSWER A CAMPED-ON CALLSTEP 1: While engaged in a call, receive the camp-onindication (one short tone burst). LED ofkey flashes.STEP 2: Press key. Call in progress is placedon hold.STEP 3: Connection to camped-on call is established.STEP 4: Press key to return to original call.Camped-on call is placed on hold.STEP 5: By repeating these steps, it is possible to al-ternate between calls. The display indicatesconnected station or trunk at any given time.CALL WAITING - ORIGINATINGTo Program Call Waiting Key (On One-Touch Speed Calling Key)STEP 1: Press key.STEP 2: Press the desired One-Touch Speed Call-ing key.STEP 3: Press key, “!” appears on the LCD.STEP 4: Dial the “Call Waiting” feature access code.STEP 5: Press key.To Activate Call Waiting – OriginatingSTEP 1: Dial the desired station number, receive abusy tone.STEP 2: Press the CALL WAITING key.STEP 3: Receive a special ringback tone.DT830 DT430/410AnswerAnswerAnswertypeTrunknumberTrunkCAMP ON DDD 31:25 PM MON 11 MAY 2015Note: To program a hook switch for transfer or featureactivation, press as first digit. “!” dis-plays on LCD.DT830 DT430/410FeatureRecallFeatureRecall